United States immigration agents shot and killed a US citizen in Minneapolis, officials said, sparking fierce protests and condemnations from local leaders.

A second emergency meeting is to be held by the Department of Agriculture to discuss the first detected case of the bluetongue virus in the Republic.

Ireland is much more exposed than other countries to trade with the US and a week of geopolitical chaos has led to uncomfortable truths emerging, writes David Murphy.

More than 4,000 flights were cancelled in the US ahead of a monster winter storm that had already cut power to more than 230,000 customers as far west as Texas and threatened to paralyse eastern states with heavy snowfall.

A politically-tricky visit to White House for St Patrick's festivities brings perils of tense news conferences for the Government, writes Sandra Hurley